envirofuel: Oceans Produce 50% Of World Oxygen Supply. Essential Oxygen #2

Marine plants in general, that's the phytoplankton of the oceans and the seaweeds themselves, they have produced more than 50% of the world's oxygen supply.

And they're binding up something in the order of 25% of the carbon that's produced. So they're a huge carbon sink. We get rid of those and we're in big trouble." Alan Millar